# Cold Room Calculator vs KlimatOpt

Cold Room Calculator and KlimatOpt are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Cold Room Calculator ships an update every 5 months, KlimatOpt every 4 months. The most recent releases landed on October 18, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Cold Room Calculator | KlimatOpt |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/cold-room-calculator/id566083556/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Monetization | Free | — |
| Size | 2 MB | 22 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [LU-VE S.p.A.](https://appshunter.io/developer/1438108996) | [Anton Kovtun](https://appshunter.io/developer/1529777830) |

## What reviewers say

### Cold Room Calculator

[App page](https://appshunter.io/ios/app/cold-room-calculator/id566083556)

This tool quickly calculates the necessary cooling capacity for cold rooms. It allows users to input temperature, dimensions, insulation, heat loss, and product data to generate instant calculations. Results can be emailed for easy sharing.

**Highlights:** Calculate cooling capacity, Input temperature data, Enter cold room dimensions, Specify insulation and heat loss, Define stored product details, Email calculations

**Features:** macOS Compatibility

**In-app purchases:** none


### KlimatOpt

[App page](https://appshunter.io/ios/app/klimatopt/id1529777828)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cold Room Calculator free?

Cold Room Calculator is free to download, with no in-app purchases.

### Is KlimatOpt free?

KlimatOpt is free to download, with no in-app purchases.

### Do Cold Room Calculator or KlimatOpt have ads?

Neither Cold Room Calculator nor KlimatOpt shows ads.

### Which is updated more often, Cold Room Calculator or KlimatOpt?

Cold Room Calculator ships an update every 5 months, and KlimatOpt every 4 months. Most recently, Cold Room Calculator was updated on October 18, 2026 and KlimatOpt on October 11, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*